bookOptionsDialog: Add 'Wipe reading settings' option

This will delete the local reading settings directory for a specified book, if applicable. If not, the option is hidden.

src/functions.h

@@ -990,12 +990,12 @@ namespace {
             }
         }
     }
-    QByteArray fileChecksum(const QString &fileName, QCryptographicHash::Algorithm hashAlgorithm) {
+    QString fileChecksum(const QString &fileName, QCryptographicHash::Algorithm hashAlgorithm) {
         QFile f(fileName);
         if (f.open(QFile::ReadOnly)) {
             QCryptographicHash hash(hashAlgorithm);
             if (hash.addData(&f)) {
-                return hash.result();
+                return hash.result().toHex();
             }
         }
     }

src/onlineLibrary/librarywidget.cpp

@@ -34,7 +34,7 @@ libraryWidget::libraryWidget(QWidget *parent) :
     }
     QFont crimson(family);
 
-    if(global::deviceID != "n905\n" and global::deviceID != "kt\n") {
+    if(global::deviceID != "n705\n" and global::deviceID != "n905\n" and global::deviceID != "kt\n") {
         ui->previousBtn->setText("");
         ui->previousBtn->setProperty("type", "borderless");
         ui->nextBtn->setText("");
@@ -62,7 +62,7 @@ libraryWidget::libraryWidget(QWidget *parent) :
     ui->book6Btn->setText("");
     ui->book7Btn->setText("");
     ui->book8Btn->setText("");
-    if(global::deviceID != "n905\n" and global::deviceID != "kt\n") {
+    if(global::deviceID != "n705\n" and global::deviceID != "n905\n" and global::deviceID != "kt\n") {
         ui->book9Btn->setText("");
         ui->book10Btn->setText("");
         ui->book11Btn->setText("");
@@ -98,7 +98,7 @@ libraryWidget::libraryWidget(QWidget *parent) :
     ui->book6Label->setStyleSheet("font-size: 8.5pt; font-style: italic");
     ui->book7Label->setStyleSheet("font-size: 8.5pt; font-style: italic");
     ui->book8Label->setStyleSheet("font-size: 8.5pt; font-style: italic");
-    if(global::deviceID != "n905\n" and global::deviceID != "kt\n") {
+    if(global::deviceID != "n705\n" and global::deviceID != "n905\n" and global::deviceID != "kt\n") {
         ui->book9Label->setStyleSheet("font-size: 8.5pt; font-style: italic");
         ui->book10Label->setStyleSheet("font-size: 8.5pt; font-style: italic");
         ui->book11Label->setStyleSheet("font-size: 8.5pt; font-style: italic");
@@ -134,7 +134,7 @@ libraryWidget::libraryWidget(QWidget *parent) :
     ui->book6Label->setFont(crimson);
     ui->book7Label->setFont(crimson);
     ui->book8Label->setFont(crimson);
-    if(global::deviceID != "n905\n" and global::deviceID != "kt\n") {
+    if(global::deviceID != "n705\n" and global::deviceID != "n905\n" and global::deviceID != "kt\n") {
         ui->book9Label->setFont(crimson);
         ui->book10Label->setFont(crimson);
         ui->book11Label->setFont(crimson);
@@ -186,7 +186,7 @@ void libraryWidget::setupView() {
     ui->book6Label->setText(readFile("/mnt/onboard/onboard/.inkbox/gutenberg-data/latest-books/6/title"));
     ui->book7Label->setText(readFile("/mnt/onboard/onboard/.inkbox/gutenberg-data/latest-books/7/title"));
     ui->book8Label->setText(readFile("/mnt/onboard/onboard/.inkbox/gutenberg-data/latest-books/8/title"));
-    if(global::deviceID != "n905\n" and global::deviceID != "kt\n") {
+    if(global::deviceID != "n705\n" and global::deviceID != "n905\n" and global::deviceID != "kt\n") {
         ui->book9Label->setText(readFile("/mnt/onboard/onboard/.inkbox/gutenberg-data/latest-books/9/title"));
         ui->book10Label->setText(readFile("/mnt/onboard/onboard/.inkbox/gutenberg-data/latest-books/10/title"));
         ui->book11Label->setText(readFile("/mnt/onboard/onboard/.inkbox/gutenberg-data/latest-books/11/title"));
@@ -213,7 +213,7 @@ void libraryWidget::setupView() {
     ui->book7Btn->setIconSize(QSize(stdIconWidth, stdIconHeight));
     ui->book8Btn->setIcon(QIcon("/mnt/onboard/onboard/.inkbox/gutenberg-data/latest-books/8/cover.jpg"));
     ui->book8Btn->setIconSize(QSize(stdIconWidth, stdIconHeight));
-    if(global::deviceID != "n905\n" and global::deviceID != "kt\n") {
+    if(global::deviceID != "n705\n" and global::deviceID != "n905\n" and global::deviceID != "kt\n") {
         ui->book9Btn->setIcon(QIcon("/mnt/onboard/onboard/.inkbox/gutenberg-data/latest-books/9/cover.jpg"));
         ui->book9Btn->setIconSize(QSize(stdIconWidth, stdIconHeight));
         ui->book10Btn->setIcon(QIcon("/mnt/onboard/onboard/.inkbox/gutenberg-data/latest-books/10/cover.jpg"));

src/widgets/dialogs/library/bookoptionsdialog.cpp

@@ -19,8 +19,8 @@ bookOptionsDialog::bookOptionsDialog(QWidget *parent) :
     else {
         ui->deleteBtn->setProperty("type", "borderless");
     }
+    ui->wipeLocalReadingSettingsBtn->setProperty("type", "borderless");
     ui->infoBtn->setProperty("type", "borderless");
-    this->adjustSize();
 
     global::localLibrary::bookOptionsDialog::bookPinAction = false;
 
@@ -32,6 +32,17 @@ bookOptionsDialog::bookOptionsDialog(QWidget *parent) :
     else {
         bookPinned = false;
     }
+
+    bookChecksum = fileChecksum(bookPath, QCryptographicHash::Sha256);
+    QDir localReadingSettingsPath("/mnt/onboard/onboard/." + bookChecksum);
+    if(!localReadingSettingsPath.exists()) {
+        ui->wipeLocalReadingSettingsBtn->hide();
+        ui->line_3->hide();
+        ui->wipeLocalReadingSettingsBtn->deleteLater();
+        ui->line_3->deleteLater();
+    }
+
+    this->adjustSize();
 }
 
 bookOptionsDialog::~bookOptionsDialog()
@@ -208,3 +219,11 @@ bool bookOptionsDialog::isBookPinned(int bookID) {
     }
     return bookPinned;
 }
+
+void bookOptionsDialog::on_wipeLocalReadingSettingsBtn_clicked()
+{
+    log("Removing local reading settings directory for book '" + bookPath + "' at '/mnt/onboard/onboard/." + bookChecksum + "'", className);
+    QDir dir("/mnt/onboard/onboard/." + bookChecksum);
+    dir.removeRecursively();
+    bookOptionsDialog::close();
+}

src/widgets/dialogs/library/bookoptionsdialog.h

@@ -17,12 +17,14 @@ public:
     explicit bookOptionsDialog(QWidget *parent = nullptr);
     ~bookOptionsDialog();
     QString bookPath;
+    QString bookChecksum;
     bool bookPinned;
 
 private slots:
     void on_pinBtn_clicked();
     void on_deleteBtn_clicked();
     void on_infoBtn_clicked();
+    void on_wipeLocalReadingSettingsBtn_clicked();
     void pinBook(int bookID);
     void unpinBook(int bookID);
     bool isBookPinned(int bookID);

src/widgets/dialogs/library/bookoptionsdialog.ui

@@ -28,7 +28,49 @@
    </property>
    <item>
     <layout class="QGridLayout" name="gridLayout">
-     <item row="4" column="0">
+     <item row="2" column="0">
+      <widget class="QPushButton" name="deleteBtn">
+       <property name="font">
+        <font>
+         <weight>75</weight>
+         <bold>true</bold>
+        </font>
+       </property>
+       <property name="styleSheet">
+        <string notr="true">padding-left: 80px; padding-right: 80px; padding-top: 10px; padding-bottom: 10px</string>
+       </property>
+       <property name="text">
+        <string>Delete</string>
+       </property>
+      </widget>
+     </item>
+     <item row="3" column="0">
+      <widget class="Line" name="line_2">
+       <property name="frameShadow">
+        <enum>QFrame::Plain</enum>
+       </property>
+       <property name="lineWidth">
+        <number>4</number>
+       </property>
+       <property name="orientation">
+        <enum>Qt::Horizontal</enum>
+       </property>
+      </widget>
+     </item>
+     <item row="1" column="0">
+      <widget class="Line" name="line">
+       <property name="frameShadow">
+        <enum>QFrame::Plain</enum>
+       </property>
+       <property name="lineWidth">
+        <number>4</number>
+       </property>
+       <property name="orientation">
+        <enum>Qt::Horizontal</enum>
+       </property>
+      </widget>
+     </item>
+     <item row="6" column="0">
       <widget class="QPushButton" name="infoBtn">
        <property name="font">
         <font>
@@ -60,21 +102,8 @@
        </property>
       </widget>
      </item>
-     <item row="1" column="0">
+     <item row="4" column="0">
-      <widget class="Line" name="line">
+      <widget class="QPushButton" name="wipeLocalReadingSettingsBtn">
-       <property name="frameShadow">
-        <enum>QFrame::Plain</enum>
-       </property>
-       <property name="lineWidth">
-        <number>4</number>
-       </property>
-       <property name="orientation">
-        <enum>Qt::Horizontal</enum>
-       </property>
-      </widget>
-     </item>
-     <item row="2" column="0">
-      <widget class="QPushButton" name="deleteBtn">
        <property name="font">
         <font>
          <weight>75</weight>
@@ -85,12 +114,12 @@
         <string notr="true">padding-left: 80px; padding-right: 80px; padding-top: 10px; padding-bottom: 10px</string>
        </property>
        <property name="text">
-        <string>Delete</string>
+        <string>Wipe reading settings</string>
        </property>
       </widget>
      </item>
-     <item row="3" column="0">
+     <item row="5" column="0">
-      <widget class="Line" name="line_2">
+      <widget class="Line" name="line_3">
        <property name="frameShadow">
         <enum>QFrame::Plain</enum>
        </property>